/* roulang page: index */
:root{
  --ink-950:#070D1A;
  --ink-900:#0E1730;
  --brand-700:#1741B6;
  --brand-600:#1D4FD7;
  --brand-100:#E6EDFF;
  --neon-400:#22E0C8;
  --accent-500:#FF7A29;
  --bg:#F6F8FC;
  --surface:#FFFFFF;
  --line:#E3E8F2;
  --text:#1B2437;
  --text-2:#5B6B85;
  --text-3:#8A96AC;
  --r-card:16px;
  --r-btn:10px;
  --r-img:12px;
  --sh-sm:0 1px 2px rgba(14,23,48,.06);
  --sh-card:0 8px 24px -8px rgba(14,23,48,.14);
  --sh-hover:0 16px 36px -14px rgba(29,79,215,.28);
  --ease:200ms ease-out;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"HarmonyOS Sans","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:none;padding:0}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--neon-400);outline-offset:2px}
.num{font-variant-numeric:tabular-nums}

.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
.section{padding:96px 0}
.section--tight{padding:72px 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px}
.sec-head h2{font-size:26px;line-height:34px;font-weight:700;letter-spacing:-.01em;color:var(--ink-900)}
.sec-head .sec-sub{margin-top:8px;font-size:15px;color:var(--text-2);max-width:640px}
.more-link{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--brand-600);white-space:nowrap;transition:color var(--ease)}
.more-link span{display:inline-block;transition:transform var(--ease)}
.more-link:hover{color:var(--brand-700)}
.more-link:hover span{transform:translateX(2px)}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:var(--ink-950)}
.site-header::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:linear-gradient(90deg,var(--neon-400),var(--brand-600) 55%,rgba(29,79,215,0));}
.nav-inner{max-width:1200px;margin:0 auto;padding:0 32px;height:72px;display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:17px;letter-spacing:.01em;flex-shrink:0}
.brand-mark{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--brand-600),var(--neon-400));display:flex;align-items:center;justify-content:center;color:#04121A;font-size:13px;font-weight:800;letter-spacing:0;transition:box-shadow var(--ease)}
.brand:hover .brand-mark{box-shadow:0 0 18px rgba(34,224,200,.5)}
.brand-text{white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{position:relative;display:block;padding:9px 14px;font-size:15px;color:rgba(255,255,255,.72);border-radius:8px;transition:color var(--ease)}
.nav-links a:hover{color:var(--neon-400)}
.nav-links a.is-active{color:#fff;text-shadow:0 0 12px rgba(34,224,200,.55)}
.nav-links a.is-active::after{content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;background:var(--neon-400);box-shadow:0 0 10px rgba(34,224,200,.75)}
.nav-cta{margin-left:auto;background:var(--neon-400);color:#04121A;font-size:14px;font-weight:700;padding:10px 20px;border-radius:var(--r-btn);white-space:nowrap;transition:filter var(--ease),box-shadow var(--ease)}
.nav-cta:hover{filter:brightness(1.08);box-shadow:0 0 20px rgba(34,224,200,.45)}
.nav-toggle{display:none;margin-left:auto;width:44px;height:44px;border-radius:10px;border:1px solid rgba(255,255,255,.14);flex-direction:column;align-items:center;justify-content:center;gap:5px;transition:border-color var(--ease)}
.nav-toggle:hover{border-color:rgba(34,224,200,.6)}
.nav-toggle i{display:block;width:18px;height:2px;background:#fff;border-radius:2px}
.nav-drawer{position:fixed;inset:0;z-index:80;background:var(--ink-950);padding:22px 20px 40px;display:none;flex-direction:column;gap:8px;overflow-y:auto}
.nav-drawer.is-open{display:flex}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:18px;border-bottom:1px solid rgba(255,255,255,.08)}
.drawer-head .brand-text{color:#fff;font-weight:700;font-size:17px}
.drawer-close{width:40px;height:40px;border-radius:10px;border:1px solid rgba(255,255,255,.16);color:#fff;font-size:18px;display:flex;align-items:center;justify-content:center}
.drawer-close:hover{border-color:rgba(34,224,200,.6);color:var(--neon-400)}
.nav-drawer nav{margin-top:8px}
.nav-drawer nav a{display:flex;align-items:center;height:52px;padding:0 6px;font-size:16px;color:rgba(255,255,255,.75);border-bottom:1px solid rgba(255,255,255,.06);transition:color var(--ease)}
.nav-drawer nav a:hover{color:var(--neon-400)}
.nav-drawer nav a.is-active{color:#fff;text-shadow:0 0 12px rgba(34,224,200,.55)}
.drawer-cta{margin-top:22px;display:block;text-align:center;background:var(--neon-400);color:#04121A;font-weight:700;padding:14px;border-radius:var(--r-btn)}

/* ---------- Countdown ---------- */
.countdown{background:linear-gradient(90deg,var(--ink-900),var(--ink-950));border-bottom:1px solid rgba(255,255,255,.06)}
.countdown-inner{max-width:1200px;margin:0 auto;padding:10px 32px;min-height:56px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.cd-label{display:flex;align-items:center;gap:10px;color:rgba(255,255,255,.78);font-size:14px}
.cd-dot{width:8px;height:8px;border-radius:50%;background:var(--neon-400);box-shadow:0 0 10px rgba(34,224,200,.8);flex-shrink:0}
.cd-cells{display:flex;align-items:center;gap:10px}
.cd-cell{min-width:62px;text-align:center;padding:2px 8px}
.cd-cell .num{font-size:24px;font-weight:700;line-height:1.15;letter-spacing:-.02em;color:var(--neon-400)}
.cd-cell .cd-unit{font-size:12px;color:var(--text-3);line-height:1.4}
.cd-cell.is-urgent .num{color:var(--accent-500);animation:cdpulse 1.6s ease-in-out infinite}
@keyframes cdpulse{0%,100%{opacity:1}50%{opacity:.62}}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:500px;display:flex;align-items:flex-end;overflow:hidden;background:url('/assets/images/backpic/back-1.png') center/cover no-repeat}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,13,26,.62) 0%,rgba(7,13,26,.9) 100%)}
.hero-inner{position:relative;width:100%;max-width:1200px;margin:0 auto;padding:88px 32px 64px;display:flex;align-items:flex-end;justify-content:space-between;gap:40px}
.hero-copy{max-width:660px}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.04em;color:var(--neon-400);background:rgba(34,224,200,.1);border:1px solid rgba(34,224,200,.32);border-radius:999px;padding:5px 14px;margin-bottom:20px}
.hero h1{font-size:40px;line-height:52px;font-weight:700;letter-spacing:-.01em;color:#fff;margin-bottom:18px}
.hero h1 em{font-style:normal;color:var(--neon-400)}
.hero-sub{font-size:17px;line-height:30px;color:rgba(255,255,255,.82);max-width:520px;margin-bottom:30px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:15px;font-weight:600;padding:13px 26px;border-radius:var(--r-btn);transition:background var(--ease),color var(--ease),box-shadow var(--ease),border-color var(--ease),transform var(--ease)}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--accent-500);color:#fff;box-shadow:0 8px 22px -10px rgba(255,122,41,.7)}
.btn-primary:hover{background:#F26B14;box-shadow:0 14px 30px -12px rgba(255,122,41,.8)}
.btn-ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.5)}
.btn-ghost:hover{border-color:var(--neon-400);color:var(--neon-400);background:rgba(34,224,200,.08)}
.btn-brand{background:var(--brand-600);color:#fff;box-shadow:0 8px 22px -12px rgba(29,79,215,.75)}
.btn-brand:hover{background:var(--brand-700);box-shadow:0 14px 30px -14px rgba(29,79,215,.85)}
.btn-outline{background:var(--surface);color:var(--brand-600);border:1px solid var(--line)}
.btn-outline:hover{background:var(--brand-100);border-color:var(--brand-100)}
.btn-neon{background:var(--neon-400);color:var(--ink-950);font-weight:700}
.btn-neon:hover{filter:brightness(1.08);box-shadow:0 0 22px rgba(34,224,200,.45)}
.hero-badge{flex-shrink:0;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);backdrop-filter:blur(4px);border-radius:14px;padding:16px 22px;color:#fff;text-align:center;min-width:148px}
.hero-badge .hb-top{font-size:12px;letter-spacing:.04em;color:rgba(255,255,255,.65)}
.hero-badge .hb-main{font-size:22px;font-weight:700;color:var(--neon-400);line-height:1.3}
.hero-badge .hb-bottom{font-size:12px;color:rgba(255,255,255,.6)}

/* ---------- Selling points ---------- */
.points-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.point{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:28px 28px 28px 34px;box-shadow:var(--sh-sm);transition:box-shadow var(--ease),transform var(--ease)}
.point::before{content:"";position:absolute;left:0;top:28px;width:3px;height:24px;background:var(--neon-400);border-radius:0 3px 3px 0;transition:height var(--ease)}
.point:hover{box-shadow:var(--sh-card);transform:translateY(-2px)}
.point:hover::before{height:44px}
.point .p-no{font-size:28px;font-weight:700;line-height:1;letter-spacing:-.02em;color:var(--brand-600);font-variant-numeric:tabular-nums;display:inline-block;background:var(--brand-100);border-radius:10px;padding:6px 12px;margin-bottom:16px}
.point h3{font-size:20px;line-height:28px;font-weight:600;color:var(--ink-900);margin-bottom:10px}
.point p{font-size:15px;line-height:27px;color:var(--text-2)}

/* ---------- Category entries ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.cat-card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-sm);transition:box-shadow var(--ease),transform var(--ease),border-color var(--ease)}
.cat-card:hover{box-shadow:var(--sh-hover);transform:translateY(-2px);border-color:rgba(29,79,215,.28)}
.cat-thumb{position:relative;aspect-ratio:16/9;overflow:hidden}
.cat-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease-out}
.cat-card:hover .cat-thumb img{transform:scale(1.04)}
.cat-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,13,26,.06),rgba(7,13,26,.36))}
.cat-body{padding:24px;display:flex;flex-direction:column;gap:10px;flex:1}
.cat-body h3{font-size:18px;line-height:26px;font-weight:600;color:var(--ink-900)}
.cat-body p{font-size:14px;line-height:25px;color:var(--text-2);flex:1}
.cat-link{font-size:14px;font-weight:600;color:var(--brand-600);display:inline-flex;align-items:center;gap:6px}
.cat-card:hover .cat-link{color:var(--brand-700)}

/* ---------- Wall ---------- */
.wall{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.wall-card{position:relative;display:block;border-radius:var(--r-img);overflow:hidden;box-shadow:var(--sh-card);background:var(--ink-900);transition:transform var(--ease),box-shadow var(--ease)}
.wall-card img{width:100%;height:220px;object-fit:cover;transition:transform .4s ease-out,filter var(--ease)}
.wall-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,13,26,.12) 30%,rgba(7,13,26,.82) 100%);transition:opacity var(--ease)}
.wall-card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover)}
.wall-card:hover img{transform:scale(1.03)}
.wall-card:hover::after{opacity:.84}
.wall-badge{position:absolute;top:12px;left:12px;z-index:2;font-size:12px;letter-spacing:.02em;color:#04121A;background:var(--neon-400);border-radius:999px;padding:3px 11px;font-weight:600}
.wall-text{position:absolute;left:14px;right:14px;bottom:12px;z-index:2;color:#fff}
.wall-text .wt-title{font-size:15px;font-weight:600;line-height:1.5}
.wall-text .wt-tag{font-size:12px;color:rgba(255,255,255,.72);margin-top:2px}

/* ---------- Stats strip ---------- */
.stats{background:linear-gradient(120deg,var(--ink-900),var(--ink-950));color:#fff}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat{padding:8px 0}
.stat .st-num{font-size:30px;font-weight:700;line-height:1.3;letter-spacing:-.02em;color:var(--neon-400);font-variant-numeric:tabular-nums}
.stat .st-label{font-size:15px;color:rgba(255,255,255,.86);margin-top:6px}
.stat .st-desc{font-size:13px;line-height:22px;color:rgba(255,255,255,.55);margin-top:6px}

/* ---------- News ---------- */
.news-grid{display:grid;grid-template-columns:1fr;gap:20px}
.news-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-sm);transition:box-shadow var(--ease),transform var(--ease),border-color var(--ease);overflow:hidden}
.news-card:hover{box-shadow:var(--sh-hover);transform:translateY(-2px);border-color:rgba(29,79,215,.26)}
.news-card > a{display:block;height:100%;padding:26px}
.news-card--mini > a{padding:22px}
.news-card h3{font-size:18px;line-height:28px;font-weight:600;color:var(--ink-900);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card .excerpt{font-size:14px;line-height:25px;color:var(--text-2);margin-top:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card .meta{display:flex;align-items:center;gap:12px;margin-top:16px;font-size:14px;color:var(--text-3)}
.news-card .meta .arrow{margin-left:auto;color:var(--brand-600);font-weight:600}
.badge{display:inline-block;font-size:12px;letter-spacing:.03em;color:var(--brand-700);background:var(--brand-100);border-radius:999px;padding:3px 12px;margin-bottom:12px;font-weight:600}
.news-card--lead{display:flex;flex-direction:column}
.news-card--lead > a{padding:0;display:flex;flex-direction:column}
.lead-thumb{aspect-ratio:16/9;overflow:hidden}
.lead-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease-out}
.news-card--lead:hover .lead-thumb img{transform:scale(1.03)}
.lead-body{padding:26px;display:flex;flex-direction:column;flex:1}
.news-card--lead h3{font-size:22px;line-height:34px;-webkit-line-clamp:3}
.news-card--lead .excerpt{-webkit-line-clamp:3;font-size:15px;line-height:27px}
.news-card--lead .meta{margin-top:auto;padding-top:18px}
.empty-state{grid-column:1/-1;border:1px dashed var(--line);border-radius:var(--r-card);background:#FBFCFE;padding:54px 24px;text-align:center}
.empty-state .es-icon{width:48px;height:48px;margin:0 auto 16px;border-radius:14px;background:var(--brand-100);display:flex;align-items:center;justify-content:center;color:var(--brand-600);font-size:22px}
.empty-state p{font-size:15px;color:var(--text-2);margin-bottom:18px}

/* ---------- FAQ ---------- */
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{position:relative;width:100%;min-height:56px;display:flex;align-items:center;gap:14px;text-align:left;padding:16px 0 16px 18px;font-size:16px;font-weight:600;color:var(--ink-900);transition:color var(--ease)}
.faq-q::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:18px;border-radius:0 3px 3px 0;background:var(--line);transition:background var(--ease),height var(--ease)}
.faq-q:hover{color:var(--brand-600)}
.faq-icon{margin-left:auto;flex-shrink:0;width:20px;height:20px;position:relative;transition:transform .22s ease-out}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--brand-600);border-radius:2px}
.faq-icon::before{left:0;top:9px;width:20px;height:2px}
.faq-icon::after{left:9px;top:0;width:2px;height:20px}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s ease-out}
.faq-a p{font-size:15px;line-height:26px;color:var(--text-2);padding:0 40px 22px 18px}
.faq-item.is-open .faq-q{color:var(--brand-600)}
.faq-item.is-open .faq-q::before{background:var(--neon-400);height:26px;box-shadow:0 0 10px rgba(34,224,200,.6)}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-item.is-open .faq-a{max-height:320px}

/* ---------- CTA ---------- */
.cta-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-card);overflow:hidden;border-top:6px solid var(--brand-100)}
.cta-inner{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;padding:48px}
.cta-copy h2{font-size:26px;line-height:36px;font-weight:700;color:var(--ink-900);margin-bottom:12px}
.cta-copy .cta-desc{font-size:15px;line-height:27px;color:var(--text-2);margin-bottom:22px}
.cta-list li{display:flex;gap:10px;align-items:flex-start;font-size:15px;line-height:26px;color:var(--text);margin-bottom:12px}
.cta-list .tick{flex-shrink:0;width:20px;height:20px;border-radius:50%;background:var(--neon-400);color:#04121A;font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;margin-top:4px}
.cta-form{background:#FBFCFE;border:1px solid var(--line);border-radius:14px;padding:26px}
.cta-form .form-title{font-size:16px;font-weight:600;color:var(--ink-900);margin-bottom:6px}
.cta-form .form-hint{font-size:13px;color:var(--text-3);margin-bottom:18px}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:8px}
.field label{font-size:13px;color:var(--text-2)}
.field input{height:48px;border:1px solid var(--line);border-radius:var(--r-btn);padding:0 14px;background:var(--surface);font-size:15px;transition:border-color var(--ease),box-shadow var(--ease)}
.field input::placeholder{color:var(--text-3)}
.field input:focus{outline:none;border-color:var(--brand-600);box-shadow:0 0 0 2px rgba(29,79,215,.18)}
.cta-form .btn{width:100%;margin-top:14px}
.form-note{font-size:12px;line-height:20px;color:var(--text-3);margin-top:12px}
.form-msg{margin-top:12px;font-size:13px;color:var(--brand-700);display:none}
.form-msg.is-show{display:block}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink-950);color:rgba(255,255,255,.7);position:relative;margin-top:0}
.site-footer::before{content:"";position:absolute;left:0;right:0;top:0;height:1px;background:linear-gradient(90deg,var(--neon-400),var(--brand-600),transparent)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding:64px 0 44px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:17px;margin-bottom:16px}
.footer-brand .brand-mark{width:32px;height:32px;border-radius:9px;background:linear-gradient(135deg,var(--brand-600),var(--neon-400));display:flex;align-items:center;justify-content:center;color:#04121A;font-size:12px;font-weight:800}
.footer-about{font-size:14px;line-height:25px;color:rgba(255,255,255,.62);max-width:300px}
.footer-social{display:flex;gap:10px;margin-top:18px}
.footer-social span{width:36px;height:36px;border-radius:10px;border:1px solid rgba(255,255,255,.14);display:flex;align-items:center;justify-content:center;font-size:12px;color:rgba(255,255,255,.7);transition:border-color var(--ease),color var(--ease)}
.footer-social span:hover{border-color:rgba(34,224,200,.6);color:var(--neon-400)}
.footer-col h4{font-size:15px;color:#fff;font-weight:600;margin-bottom:16px}
.footer-col li{margin-bottom:10px}
.footer-col a,.footer-col .fc-text{font-size:14px;color:rgba(255,255,255,.7);transition:color var(--ease)}
.footer-col a:hover{color:var(--neon-400)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:20px 0 28px;display:flex;flex-wrap:wrap;gap:12px 24px;align-items:center;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.5)}
.footer-links{display:flex;flex-wrap:wrap;gap:18px}
.footer-links a:hover{color:var(--neon-400)}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .55s ease-out,transform .55s ease-out}
.reveal.is-in{opacity:1;transform:none}

/* ---------- Responsive ---------- */
@media (max-width:1279px){
  .wall{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:1023px){
  .wrap{padding:0 24px}
  .nav-inner{padding:0 24px;height:64px}
  .nav-links,.nav-cta{display:none}
  .nav-toggle{display:flex}
  .countdown-inner{padding:12px 24px;min-height:88px;flex-direction:column;align-items:flex-start;gap:10px}
  .section{padding:64px 0}
  .hero-inner{padding:72px 24px 52px;flex-direction:column;align-items:flex-start}
  .hero h1{font-size:32px;line-height:44px}
  .points-grid{grid-template-columns:1fr}
  .cat-grid{grid-template-columns:1fr;gap:20px}
  .wall{grid-template-columns:repeat(2,1fr)}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:28px}
  .cta-inner{grid-template-columns:1fr;gap:32px;padding:34px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:52px 0 36px}
}
@media (max-width:767px){
  .news-grid{grid-template-columns:1fr}
  .wall{grid-template-columns:1fr}
  .wall-card img{height:200px}
  .sec-head{flex-direction:column;align-items:flex-start;gap:12px}
  .sec-head h2{font-size:22px;line-height:31px}
  .hero{min-height:440px}
  .hero h1{font-size:27px;line-height:38px}
  .hero-sub{font-size:15px;line-height:27px}
  .hero-badge{min-width:0;padding:12px 18px}
  .faq-q{font-size:15px}
  .faq-a p{padding-right:16px}
}
@media (max-width:519px){
  .wrap{padding:0 20px}
  .cd-cells{gap:4px}
  .cd-cell{min-width:54px;padding:0 4px}
  .cd-cell .num{font-size:20px}
  .hero-inner{padding:60px 20px 44px}
  .hero-actions .btn{width:100%}
  .stats-grid{grid-template-columns:1fr}
  .cta-inner{padding:24px}
  .cta-copy h2{font-size:22px;line-height:32px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .point,.news-card--mini > a{padding:22px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  .reveal{opacity:1;transform:none}
}

/* roulang page: article */
:root{
  --ink-950:#070D1A;
  --ink-900:#0E1730;
  --brand-700:#1741B6;
  --brand-600:#1D4FD7;
  --brand-100:#E6EDFF;
  --neon-400:#22E0C8;
  --accent-500:#FF7A29;
  --bg:#F6F8FC;
  --surface:#FFFFFF;
  --line:#E3E8F2;
  --text:#1B2437;
  --text-2:#5B6B85;
  --text-3:#8A96AC;
  --radius-card:16px;
  --radius-btn:10px;
  --shadow-sm:0 1px 2px rgba(14,23,48,.06);
  --shadow-card:0 8px 24px -8px rgba(14,23,48,.14);
  --shadow-hover:0 16px 36px -14px rgba(29,79,215,.28);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"HarmonyOS Sans","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  font-weight:400;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
.num{font-variant-numeric:tabular-nums;font-weight:700;letter-spacing:-.01em}
.wrap{max-width:1200px;margin:0 auto;padding:0 32px}

/* ---------- header / nav ---------- */
.site-header{position:sticky;top:0;z-index:50;background:var(--ink-950)}
.site-header::after{content:"";display:block;height:1px;background:linear-gradient(90deg,var(--neon-400),var(--brand-600) 45%,rgba(7,13,26,0) 100%)}
.nav-inner{max-width:1200px;margin:0 auto;padding:0 32px;height:72px;display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:700;letter-spacing:-.01em;flex:0 0 auto}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,var(--brand-600),var(--neon-400));
  color:var(--ink-950);font-size:13px;font-weight:800;letter-spacing:.02em
}
.brand-text{white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-links a{
  position:relative;padding:10px 14px;border-radius:8px;
  font-size:15px;color:rgba(255,255,255,.72);transition:color .2s ease-out
}
.nav-links a:hover{color:var(--neon-400)}
.nav-links a.is-active{color:#fff;text-shadow:0 0 12px rgba(34,224,200,.55)}
.nav-links a.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  border-radius:2px;background:var(--neon-400)
}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:40px;padding:0 20px;border-radius:var(--radius-btn);
  background:var(--neon-400);color:var(--ink-950);
  font-size:15px;font-weight:700;letter-spacing:.01em;
  transition:filter .2s ease-out,transform .2s ease-out;
  white-space:nowrap
}
.nav-cta:hover{filter:brightness(1.08);transform:translateY(-1px)}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid rgba(255,255,255,.16);
  border-radius:10px;background:transparent;cursor:pointer;
  flex-direction:column;align-items:center;justify-content:center;gap:5px
}
.nav-toggle i{display:block;width:18px;height:2px;border-radius:2px;background:#fff}
.drawer{
  position:fixed;inset:0;z-index:90;background:var(--ink-950);
  padding:24px 20px;display:none;flex-direction:column
}
.drawer.open{display:flex}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid rgba(255,255,255,.08)}
.drawer-head .brand-text{color:#fff;font-size:16px;font-weight:700}
.drawer-close{width:40px;height:40px;border:1px solid rgba(255,255,255,.16);border-radius:10px;background:transparent;color:#fff;font-size:18px;cursor:pointer}
.drawer-nav{display:flex;flex-direction:column;margin-top:8px}
.drawer-nav a{
  height:52px;display:flex;align-items:center;
  color:rgba(255,255,255,.78);font-size:16px;
  border-bottom:1px solid rgba(255,255,255,.06)
}
.drawer-nav a.is-active{color:var(--neon-400);text-shadow:0 0 12px rgba(34,224,200,.5)}
.drawer-cta{
  margin-top:auto;height:48px;border-radius:var(--radius-btn);
  background:var(--neon-400);color:var(--ink-950);
  display:flex;align-items:center;justify-content:center;font-weight:700
}

/* ---------- page hero ---------- */
.page-hero{
  position:relative;color:#fff;
  background-image:linear-gradient(rgba(7,13,26,.78),rgba(7,13,26,.82)),url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center
}
.page-hero-inner{max-width:1200px;margin:0 auto;padding:44px 32px 56px;min-height:240px;display:flex;flex-direction:column;justify-content:center}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.7)}
.crumbs a{transition:color .2s ease-out}
.crumbs a:hover{color:var(--neon-400)}
.crumbs .sep{color:rgba(255,255,255,.35)}
.crumbs .cur{color:#fff}
.page-hero h1{
  margin-top:18px;max-width:860px;
  font-size:32px;line-height:1.32;font-weight:700;letter-spacing:-.01em
}
.hero-sub{
  margin-top:14px;max-width:720px;
  font-size:15px;line-height:1.8;color:rgba(255,255,255,.72)
}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;margin-top:22px;
  padding:6px 14px;border-radius:999px;
  background:rgba(34,224,200,.12);border:1px solid rgba(34,224,200,.35);
  color:var(--neon-400);font-size:12px;letter-spacing:.04em
}

/* ---------- layout ---------- */
.main{padding:56px 0 88px}
.layout{display:grid;grid-template-columns:minmax(0,1fr);gap:40px;align-items:start}
.article-panel{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);box-shadow:var(--shadow-card);
  padding:40px
}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-size:14px;color:var(--text-2);
  padding-bottom:18px;border-bottom:1px solid var(--line)
}
.meta-row .dot{color:var(--text-3)}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;
  background:var(--brand-100);color:var(--brand-700);
  font-size:12px;font-weight:700;letter-spacing:.02em
}
.badge--neon{background:rgba(34,224,200,.14);color:#0B7A6C}
.badge--accent{background:rgba(255,122,41,.12);color:#B84A0C}

/* ---------- article body ---------- */
.article-body{max-width:800px;margin:32px auto 0;font-size:16px;line-height:1.9;color:var(--text)}
.article-body p{margin:0 0 1.2em}
.article-body h2{
  position:relative;margin:40px 0 16px;padding-left:16px;
  font-size:24px;line-height:1.4;font-weight:700;letter-spacing:-.01em
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:4px;
  border-radius:2px;background:var(--brand-600)
}
.article-body h3{margin:28px 0 12px;font-size:20px;line-height:1.5;font-weight:600}
.article-body h4{margin:22px 0 10px;font-size:17px;font-weight:600;color:var(--text-2)}
.article-body blockquote{
  margin:24px 0;padding:16px 20px;
  background:var(--brand-100);border-left:4px solid var(--neon-400);
  border-radius:0 12px 12px 0;color:var(--text-2)
}
.article-body ul{margin:0 0 1.2em;padding-left:0}
.article-body ul>li{position:relative;padding-left:20px;margin-bottom:8px}
.article-body ul>li::before{
  content:"";position:absolute;left:2px;top:.72em;
  width:6px;height:6px;border-radius:50%;background:var(--brand-600)
}
.article-body ol{margin:0 0 1.2em;counter-reset:li}
.article-body ol>li{counter-increment:li;position:relative;padding-left:34px;margin-bottom:10px}
.article-body ol>li::before{
  content:counter(li);position:absolute;left:0;top:.34em;
  width:22px;height:22px;border-radius:50%;
  background:var(--brand-600);color:#fff;
  font-size:12px;font-weight:700;line-height:22px;text-align:center
}
.article-body img{border-radius:12px;margin:24px 0;border:1px solid var(--line)}
.article-body figure{margin:24px 0}
.article-body figcaption{margin-top:8px;text-align:center;font-size:13px;color:var(--text-3)}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--line);padding:12px 14px;text-align:left}
.article-body thead th{background:var(--brand-100);color:var(--brand-700);font-weight:700}
.article-body tbody tr:nth-child(even){background:#FAFBFE}
.article-body a{color:var(--brand-600);border-bottom:1px solid rgba(29,79,215,.28);transition:color .2s ease-out,border-color .2s ease-out}
.article-body a:hover{color:var(--brand-700);border-color:var(--brand-700)}
.article-body strong{font-weight:700;color:var(--ink-900)}
.article-body hr{border:0;height:1px;background:var(--line);margin:32px 0}

/* ---------- aside toc ---------- */
.toc{
  position:sticky;top:96px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-sm);padding:22px 20px
}
.toc h3{font-size:14px;font-weight:700;color:var(--text-2);letter-spacing:.04em;margin-bottom:14px}
.toc a{
  display:block;position:relative;padding:7px 0 7px 14px;
  font-size:14px;color:var(--text-2);line-height:1.6;
  transition:color .2s ease-out
}
.toc a::before{
  content:"";position:absolute;left:0;top:14px;width:3px;height:12px;
  border-radius:2px;background:var(--line);transition:background .2s ease-out
}
.toc a:hover{color:var(--brand-600)}
.toc a.is-current{color:var(--brand-700);font-weight:700}
.toc a.is-current::before{background:var(--neon-400)}
.toc-note{margin-top:16px;padding-top:16px;border-top:1px solid var(--line);font-size:13px;color:var(--text-3);line-height:1.7}

/* ---------- article footer tools ---------- */
.toolbar{
  max-width:800px;margin:36px auto 0;padding-top:22px;
  border-top:1px solid var(--line);display:flex;flex-wrap:wrap;
  align-items:center;justify-content:space-between;gap:14px
}
.tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{
  padding:5px 12px;border-radius:999px;border:1px solid var(--line);
  background:#FAFBFE;font-size:13px;color:var(--text-2)
}
.link-btn{
  display:inline-flex;align-items:center;gap:8px;
  height:40px;padding:0 18px;border-radius:var(--radius-btn);
  border:1px solid var(--line);background:#fff;color:var(--brand-600);
  font-size:14px;font-weight:700;cursor:pointer;
  transition:background .2s ease-out,border-color .2s ease-out,transform .2s ease-out
}
.link-btn:hover{background:var(--brand-100);border-color:rgba(29,79,215,.35);transform:translateY(-1px)}

/* ---------- empty ---------- */
.empty{
  max-width:800px;margin:32px auto 0;padding:48px 28px;text-align:center;
  border:1px dashed var(--line);border-radius:var(--radius-card);background:#FAFBFE
}
.empty i{font-size:40px;color:var(--text-3)}
.empty h2{margin:16px 0 8px;font-size:20px;font-weight:700}
.empty p{color:var(--text-2);font-size:15px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:700;letter-spacing:.01em;cursor:pointer;
  border:1px solid transparent;transition:all .2s ease-out
}
.btn-primary{background:var(--brand-600);color:#fff;box-shadow:0 8px 20px -10px rgba(29,79,215,.7)}
.btn-primary:hover{background:var(--brand-700);box-shadow:var(--shadow-hover);transform:translateY(-2px)}
.btn-ghost{background:#fff;color:var(--brand-600);border-color:var(--line)}
.btn-ghost:hover{background:var(--brand-100);border-color:rgba(29,79,215,.35)}
.btn-neon{background:var(--neon-400);color:var(--ink-950)}
.btn-neon:hover{filter:brightness(1.08);transform:translateY(-2px)}
.btn:focus-visible,.link-btn:focus-visible,.nav-cta:focus-visible,a:focus-visible{
  outline:2px solid var(--neon-400);outline-offset:2px
}

/* ---------- sections ---------- */
.section{padding:0 0 72px}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:28px}
.section-head h2{font-size:26px;line-height:1.35;font-weight:700;letter-spacing:-.01em}
.section-head p{margin-top:8px;font-size:15px;color:var(--text-2);max-width:680px}
.more-link{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--brand-600);font-size:15px;font-weight:700;
  transition:gap .2s ease-out,color .2s ease-out
}
.more-link:hover{gap:10px;color:var(--brand-700)}

.rec-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.rec-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);box-shadow:var(--shadow-sm);
  transition:transform .2s ease-out,box-shadow .2s ease-out
}
.rec-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.rec-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:#EDF1F9}
.rec-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease-out}
.rec-card:hover .rec-thumb img{transform:scale(1.04)}
.rec-thumb .badge{position:absolute;left:12px;top:12px;background:rgba(255,255,255,.92)}
.rec-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.rec-body h3{font-size:17px;line-height:1.5;font-weight:700}
.rec-body p{font-size:14px;line-height:1.75;color:var(--text-2)}
.rec-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--text-3)}

.help-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.help-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px 24px;box-shadow:var(--shadow-sm);
  transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out
}
.help-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-card);border-color:rgba(29,79,215,.28)}
.help-icon{
  width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:var(--brand-100);color:var(--brand-700);font-size:18px;margin-bottom:16px
}
.help-card h3{font-size:18px;font-weight:700;margin-bottom:10px}
.help-card p{font-size:14px;line-height:1.8;color:var(--text-2)}

/* ---------- CTA ---------- */
.cta-band{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-card)}
.cta-band::before{content:"";display:block;height:6px;background:var(--brand-100)}
.cta-inner{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;padding:40px}
.cta-inner h2{font-size:26px;line-height:1.35;font-weight:700;letter-spacing:-.01em}
.cta-inner .lead{margin-top:12px;font-size:15px;color:var(--text-2);max-width:560px}
.cta-points{margin-top:22px;display:grid;gap:10px}
.cta-points li{display:flex;align-items:flex-start;gap:10px;font-size:15px;color:var(--text-2)}
.cta-points i{color:var(--neon-400);margin-top:4px}
.form-box{background:#FAFBFE;border:1px solid var(--line);border-radius:14px;padding:24px}
.form-box h3{font-size:17px;font-weight:700}
.form-box p{margin-top:8px;font-size:14px;color:var(--text-2)}
.field{display:flex;flex-direction:column;gap:8px;margin-top:16px}
.field label{font-size:13px;color:var(--text-2);font-weight:600}
.field input{
  height:46px;border-radius:var(--radius-btn);border:1px solid var(--line);
  background:#fff;padding:0 14px;font-size:15px;color:var(--text);
  transition:border-color .2s ease-out,box-shadow .2s ease-out
}
.field input:focus{outline:none;border-color:var(--brand-600);box-shadow:0 0 0 3px rgba(29,79,215,.16)}
.field input::placeholder{color:var(--text-3)}
.form-box .btn{width:100%;margin-top:18px}
.form-tip{margin-top:12px;font-size:12px;color:var(--text-3);line-height:1.7}

/* ---------- footer ---------- */
.site-footer{
  position:relative;background:var(--ink-950);color:rgba(255,255,255,.7);
  padding:64px 0 0;margin-top:24px
}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg,var(--neon-400),var(--brand-600) 50%,rgba(7,13,26,0))
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:48px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:700}
.footer-about{margin-top:16px;font-size:14px;line-height:1.9;color:rgba(255,255,255,.62);max-width:320px}
.footer-social{display:flex;gap:10px;margin-top:18px}
.footer-social span{
  padding:6px 14px;border-radius:999px;font-size:13px;
  border:1px solid rgba(255,255,255,.14);color:rgba(255,255,255,.72)
}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-col ul{display:grid;gap:10px}
.footer-col a,.footer-col .fc-text{font-size:14px;color:rgba(255,255,255,.7);transition:color .2s ease-out}
.footer-col a:hover{color:var(--neon-400)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  padding:22px 0;display:flex;flex-wrap:wrap;align-items:center;
  justify-content:space-between;gap:12px;font-size:13px;color:rgba(255,255,255,.55)
}
.footer-links{display:flex;flex-wrap:wrap;gap:16px}
.footer-links a{color:rgba(255,255,255,.62);transition:color .2s ease-out}
.footer-links a:hover{color:var(--neon-400)}

/* ---------- motion ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s ease-out,transform .5s ease-out}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* ---------- responsive ---------- */
@media (min-width:1280px){
  .layout{grid-template-columns:minmax(0,1fr) 260px}
}
@media (max-width:1279px){
  .toc{display:none}
}
@media (max-width:1023px){
  .wrap,.nav-inner,.page-hero-inner{padding-left:24px;padding-right:24px}
  .nav-links,.nav-cta{display:none}
  .nav-toggle{display:flex}
  .rec-grid,.help-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-inner{grid-template-columns:1fr;gap:28px;padding:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .main{padding:40px 0 64px}
  .article-panel{padding:28px}
  .page-hero h1{font-size:28px}
}
@media (max-width:639px){
  .wrap,.nav-inner,.page-hero-inner{padding-left:20px;padding-right:20px}
  .nav-inner{height:64px;gap:14px}
  .brand-text{font-size:15px}
  .page-hero-inner{padding-top:34px;padding-bottom:42px;min-height:200px}
  .page-hero h1{font-size:23px}
  .hero-sub{font-size:14px}
  .rec-grid,.help-grid{grid-template-columns:1fr}
  .article-panel{padding:20px;border-radius:14px}
  .article-body{font-size:15.5px;line-height:1.85}
  .article-body h2{font-size:20px;margin-top:32px}
  .article-body h3{font-size:17.5px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .section{padding-bottom:56px}
  .toolbar{flex-direction:column;align-items:flex-start}
}

/* roulang page: category1 */
:root{
  --ink-950:#070D1A;
  --ink-900:#0E1730;
  --brand-700:#1741B6;
  --brand-600:#1D4FD7;
  --brand-100:#E6EDFF;
  --neon-400:#22E0C8;
  --accent-500:#FF7A29;
  --bg:#F6F8FC;
  --surface:#FFFFFF;
  --line:#E3E8F2;
  --text:#1B2437;
  --text-2:#5B6B85;
  --text-3:#8A96AC;
  --radius-card:16px;
  --radius-btn:10px;
  --shadow-1:0 1px 2px rgba(14,23,48,.06);
  --shadow-2:0 8px 24px -8px rgba(14,23,48,.14);
  --shadow-3:0 16px 36px -14px rgba(29,79,215,.28);
}
*,*::before,*::after{box-sizing:border-box}
body.site-body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"HarmonyOS Sans","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul{padding:0}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
.tnum{font-variant-numeric:tabular-nums;font-weight:700;letter-spacing:-.01em}

.wrap{max-width:1200px;margin:0 auto;padding:0 32px}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:50;
  background:var(--ink-950);
  box-shadow:0 10px 30px -18px rgba(7,13,26,.9);
}
.site-header::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,var(--neon-400) 0%,var(--brand-600) 45%,rgba(7,13,26,0) 100%);
}
.nav-inner{
  max-width:1200px;margin:0 auto;padding:0 32px;height:72px;
  display:flex;align-items:center;gap:28px;
}
.brand{display:flex;align-items:center;gap:10px;color:#fff;flex:0 0 auto}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,var(--brand-600),var(--neon-400));
  color:#04121c;font-size:13px;font-weight:800;letter-spacing:.02em;
  display:grid;place-items:center;
}
.brand-text{font-size:16px;font-weight:700;letter-spacing:.01em;white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{
  position:relative;display:flex;align-items:center;
  height:72px;padding:0 14px;font-size:15px;
  color:rgba(255,255,255,.72);
  transition:color .2s ease-out;
}
.nav-links a:hover{color:var(--neon-400)}
.nav-links a.is-active{
  color:#fff;
  text-shadow:0 0 12px rgba(34,224,200,.55);
}
.nav-links a.is-active::after{
  content:"";position:absolute;left:10px;right:10px;bottom:0;height:2px;
  background:var(--neon-400);border-radius:2px 2px 0 0;
  box-shadow:0 0 14px rgba(34,224,200,.75);
}
.nav-links a.is-active::before{
  content:"";position:absolute;left:50%;bottom:-26px;transform:translateX(-50%);
  width:120px;height:60px;pointer-events:none;
  background:radial-gradient(closest-side,rgba(34,224,200,.22),rgba(34,224,200,0));
}
.nav-cta{
  flex:0 0 auto;
  background:var(--neon-400);color:var(--ink-950);
  font-size:14px;font-weight:700;
  padding:10px 20px;border-radius:var(--radius-btn);
  transition:box-shadow .2s ease-out,filter .2s ease-out,transform .2s ease-out;
}
.nav-cta:hover{filter:brightness(1.08);box-shadow:0 0 0 4px rgba(34,224,200,.18)}
.nav-cta:active{transform:translateY(1px)}
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:4px;
  width:42px;height:40px;padding:0 11px;cursor:pointer;
  background:transparent;border:1px solid rgba(255,255,255,.18);border-radius:10px;
}
.nav-toggle i{display:block;height:2px;background:#fff;border-radius:2px;transition:transform .2s ease-out,opacity .2s ease-out}
body.nav-open .nav-toggle i:nth-child(1){transform:translateY(6px) rotate(45deg)}
body.nav-open .nav-toggle i:nth-child(2){opacity:0}
body.nav-open .nav-toggle i:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ============ 页头带 ============ */
.page-hero{
  position:relative;
  background:linear-gradient(180deg,rgba(14,23,48,.76),rgba(7,13,26,.9)),url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  color:#fff;padding:60px 0 64px;
}
.page-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,rgba(34,224,200,0) 0%,var(--neon-400) 30%,var(--brand-600) 70%,rgba(34,224,200,0) 100%);
  opacity:.6;
}
.crumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.7);margin-bottom:22px;
}
.crumb i{font-size:10px;opacity:.6}
.crumb a:hover{color:var(--neon-400)}
.page-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 14px;border-radius:999px;
  background:rgba(34,224,200,.12);border:1px solid rgba(34,224,200,.35);
  color:var(--neon-400);font-size:12px;font-weight:700;letter-spacing:.06em;
  margin-bottom:18px;
}
.page-title{
  font-size:32px;line-height:1.3;font-weight:700;letter-spacing:-.01em;
  margin-bottom:14px;max-width:820px;
}
.page-sub{font-size:16px;line-height:1.7;color:rgba(255,255,255,.78);max-width:640px}

/* ============ 通用板块 ============ */
.section{padding:96px 0}
.section-alt{background:linear-gradient(180deg,#FFFFFF,rgba(230,237,255,.45))}
.section-head{max-width:720px;margin-bottom:48px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.08em;
  color:var(--brand-600);background:var(--brand-100);
  padding:5px 12px;border-radius:999px;margin-bottom:16px;
}
.section-title{font-size:26px;line-height:1.4;font-weight:700;letter-spacing:-.01em;color:var(--text)}
.section-desc{margin-top:14px;font-size:16px;color:var(--text-2);max-width:660px}

/* ============ 交错图文卡 ============ */
.feature-row{
  display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;
  padding:40px 0;
}
.feature-row + .feature-row{border-top:1px solid var(--line)}
.feature-row.is-reverse .feature-media{order:2}
.feature-media{
  position:relative;border-radius:var(--radius-card);overflow:hidden;
  box-shadow:var(--shadow-2);background:var(--ink-900);
}
.feature-media img{width:100%;height:320px;object-fit:cover;transition:transform .35s ease-out}
.feature-media::after{
  content:"";position:absolute;inset:0;border-radius:var(--radius-card);
  border:1px solid rgba(255,255,255,.28);pointer-events:none;
}
.feature-row:hover .feature-media img{transform:scale(1.03)}
.feature-body{padding-right:8px}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:700;letter-spacing:.05em;
  color:var(--brand-700);background:var(--brand-100);
  padding:5px 12px;border-radius:999px;margin-bottom:16px;
}
.feature-title{font-size:20px;line-height:1.5;font-weight:600;margin-bottom:14px;color:var(--text)}
.feature-text{font-size:15px;line-height:1.9;color:var(--text-2);max-width:64ch}
.check-list{list-style:none;margin-top:20px;display:flex;flex-direction:column;gap:12px}
.check-list li{
  position:relative;padding-left:30px;font-size:15px;line-height:1.7;color:var(--text-2);
}
.check-list li::before{
  content:"";position:absolute;left:0;top:7px;width:16px;height:16px;border-radius:50%;
  background:var(--brand-100);
}
.check-list li::after{
  content:"";position:absolute;left:5px;top:11px;width:6px;height:3px;
  border-left:2px solid var(--brand-600);border-bottom:2px solid var(--brand-600);
  transform:rotate(-45deg);
}

/* ============ 内容卡网格 ============ */
.card-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.info-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px 24px;box-shadow:var(--shadow-1);
  transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
}
.info-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-3);border-color:rgba(29,79,215,.28)}
.card-num{
  display:inline-block;font-size:22px;font-weight:700;letter-spacing:-.02em;
  color:var(--brand-600);background:var(--brand-100);
  padding:2px 12px;border-radius:8px;margin-bottom:18px;
  font-variant-numeric:tabular-nums;
}
.card-title{font-size:17px;font-weight:600;margin-bottom:10px;color:var(--text)}
.card-text{font-size:14px;line-height:1.85;color:var(--text-2)}
.card-bar{width:3px;height:18px;background:var(--neon-400);border-radius:2px;margin-bottom:16px;transition:height .2s ease-out}
.info-card:hover .card-bar{height:30px}

/* ============ 数据条 ============ */
.stats-strip{
  position:relative;background:linear-gradient(180deg,var(--ink-900),var(--ink-950));
  color:#fff;padding:64px 0;overflow:hidden;
}
.stats-strip::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,rgba(34,224,200,0),var(--neon-400),rgba(34,224,200,0));
}
.stats-head{font-size:20px;font-weight:600;margin-bottom:8px}
.stats-note{font-size:14px;color:rgba(255,255,255,.6);margin-bottom:36px}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat-item{
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);
  border-radius:var(--radius-card);padding:24px 22px;
}
.stat-num{font-size:30px;line-height:1.2;color:var(--neon-400);font-variant-numeric:tabular-nums;font-weight:700}
.stat-num small{font-size:14px;font-weight:600;margin-left:4px;color:rgba(255,255,255,.65)}
.stat-label{margin-top:10px;font-size:14px;color:rgba(255,255,255,.72)}

/* ============ CTA / 订阅 ============ */
.cta-card{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);box-shadow:var(--shadow-2);
  display:grid;grid-template-columns:1.15fr 1fr;gap:48px;
  padding:44px 44px 40px;overflow:hidden;
}
.cta-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:6px;
  background:linear-gradient(90deg,var(--brand-600),var(--brand-100));
}
.cta-title{font-size:24px;font-weight:700;line-height:1.4;margin-bottom:12px}
.cta-desc{font-size:15px;color:var(--text-2);max-width:52ch}
.form-panel{display:flex;flex-direction:column;gap:8px}
.field-label{font-size:13px;color:var(--text-3);font-weight:600;letter-spacing:.02em}
.input{
  width:100%;height:48px;padding:0 16px;border-radius:var(--radius-btn);
  border:1px solid var(--line);background:#fff;font-size:15px;color:var(--text);
  transition:border-color .2s ease-out,box-shadow .2s ease-out;
}
.input::placeholder{color:var(--text-3)}
.input:hover{border-color:#CBD5E8}
.input:focus{outline:none;border-color:var(--brand-600);box-shadow:0 0 0 3px rgba(29,79,215,.16)}
.btn-primary{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border:0;border-radius:var(--radius-btn);cursor:pointer;
  background:var(--brand-600);color:#fff;font-size:15px;font-weight:700;
  transition:background .2s ease-out,box-shadow .2s ease-out,transform .2s ease-out;
}
.btn-primary:hover{background:var(--brand-700);box-shadow:var(--shadow-3)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--radius-btn);cursor:pointer;
  background:#fff;border:1px solid var(--line);color:var(--brand-600);
  font-size:15px;font-weight:700;
  transition:background .2s ease-out,border-color .2s ease-out,transform .2s ease-out;
}
.btn-ghost:hover{background:var(--brand-100);border-color:rgba(29,79,215,.35)}
.btn-ghost:active{transform:translateY(1px)}
.btn-primary:focus-visible,.btn-ghost:focus-visible,.nav-cta:focus-visible,.nav-toggle:focus-visible,.faq-q:focus-visible,.nav-links a:focus-visible{
  outline:2px solid var(--neon-400);outline-offset:2px;
}
.form-note{font-size:12.5px;line-height:1.7;color:var(--text-3)}

/* ============ FAQ ============ */
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  position:relative;width:100%;min-height:56px;padding:14px 16px 14px 22px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  background:transparent;border:0;cursor:pointer;text-align:left;
  font-size:16px;font-weight:600;color:var(--text);
  transition:color .2s ease-out;
}
.faq-q::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:18px;border-radius:2px;background:var(--line);
  transition:background .2s ease-out,height .2s ease-out;
}
.faq-item.is-open .faq-q{color:var(--brand-600)}
.faq-item.is-open .faq-q::before{background:var(--neon-400);height:26px}
.faq-icon{position:relative;flex:0 0 16px;width:16px;height:16px;color:var(--text-3);transition:transform .22s ease-out,color .22s ease-out}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:currentColor;border-radius:2px}
.faq-icon::before{left:0;top:7px;width:16px;height:2px}
.faq-icon::after{left:7px;top:0;width:2px;height:16px}
.faq-item.is-open .faq-icon{transform:rotate(45deg);color:var(--brand-600)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s ease-out}
.faq-item.is-open .faq-a{max-height:360px}
.faq-a-inner{padding:0 40px 22px 22px;font-size:15px;line-height:1.85;color:var(--text-2)}

/* ============ 常用链接小卡 ============ */
.quick-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px;box-shadow:var(--shadow-1);
  display:grid;grid-template-columns:1fr 1.4fr;gap:32px;align-items:center;
}
.quick-title{font-size:18px;font-weight:600;margin-bottom:8px}
.quick-text{font-size:14px;color:var(--text-2);line-height:1.85}
.quick-links{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.quick-link{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:16px 18px;border-radius:12px;border:1px solid var(--line);background:#FBFCFE;
  font-size:14px;font-weight:600;color:var(--brand-700);
  transition:background .2s ease-out,border-color .2s ease-out,transform .2s ease-out;
}
.quick-link:hover{background:var(--brand-100);border-color:rgba(29,79,215,.3);transform:translateY(-2px)}
.quick-link i{font-size:12px;transition:transform .2s ease-out}
.quick-link:hover i{transform:translateX(3px)}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;background:var(--ink-950);color:rgba(255,255,255,.72);
  padding:64px 0 0;margin-top:8px;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,var(--neon-400),var(--brand-600),rgba(7,13,26,0));
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:16px;margin-bottom:16px}
.footer-about{font-size:14px;line-height:1.9;color:rgba(255,255,255,.62);max-width:320px}
.footer-social{display:flex;gap:10px;margin-top:20px;flex-wrap:wrap}
.footer-social span{
  font-size:12px;padding:6px 14px;border-radius:999px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);
  color:rgba(255,255,255,.75);
}
.footer-col h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:18px}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:11px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.7);transition:color .2s ease-out}
.footer-col a:hover{color:var(--neon-400)}
.fc-text{font-size:14px;color:rgba(255,255,255,.7)}
.footer-bottom{
  margin-top:52px;border-top:1px solid rgba(255,255,255,.08);
  padding:20px 0;display:flex;align-items:center;justify-content:space-between;
  gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.55);
}
.footer-links{display:flex;gap:20px;flex-wrap:wrap}
.footer-links a{transition:color .2s ease-out}
.footer-links a:hover{color:var(--neon-400)}

/* ============ 动效 ============ */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .55s ease-out,transform .55s ease-out}
.reveal.is-in{opacity:1;transform:none}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .card-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:1023px){
  .wrap,.nav-inner{padding:0 24px}
  .section{padding:64px 0}
  .page-hero{padding:48px 0 52px}
  .page-title{font-size:28px}
  .feature-row{grid-template-columns:1fr;gap:28px;padding:32px 0}
  .feature-row.is-reverse .feature-media{order:0}
  .feature-media img{height:260px}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .cta-card{grid-template-columns:1fr;gap:32px;padding:36px 28px}
  .quick-card{grid-template-columns:1fr;gap:24px}
}
@media (max-width:900px){
  .nav-inner{height:64px;gap:14px}
  .nav-links{
    position:fixed;top:64px;left:0;right:0;bottom:0;
    display:none;flex-direction:column;align-items:stretch;gap:0;
    background:var(--ink-950);padding:12px 20px 40px;overflow-y:auto;z-index:60;
  }
  body.nav-open .nav-links{display:flex}
  .nav-links a{
    height:52px;padding:0 6px;border-bottom:1px solid rgba(255,255,255,.06);
    font-size:16px;
  }
  .nav-links a.is-active::after{left:6px;right:auto;bottom:8px;width:22px}
  .nav-links a.is-active::before{display:none}
  .nav-cta{margin-left:auto;padding:8px 16px;font-size:13px}
  .nav-toggle{display:flex}
}
@media (max-width:640px){
  .wrap,.nav-inner{padding:0 20px}
  .brand-text{font-size:14px}
  .page-title{font-size:24px}
  .page-sub{font-size:15px}
  .section{padding:52px 0}
  .section-title{font-size:22px}
  .feature-media img{height:210px}
  .card-grid{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:1fr}
  .quick-links{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .faq-q{font-size:15px;padding-right:8px}
  .faq-a-inner{padding-right:16px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
  .reveal{opacity:1;transform:none}
}

/* roulang page: category3 */
:root{
  --ink-950:#070D1A;
  --ink-900:#0E1730;
  --brand-700:#1741B6;
  --brand-600:#1D4FD7;
  --brand-100:#E6EDFF;
  --neon-400:#22E0C8;
  --accent-500:#FF7A29;
  --bg:#F6F8FC;
  --surface:#FFFFFF;
  --line:#E3E8F2;
  --text:#1B2437;
  --text-2:#5B6B85;
  --text-3:#8A96AC;
  --r-card:16px;
  --r-btn:10px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(14,23,48,.06);
  --sh-2:0 8px 24px -8px rgba(14,23,48,.14);
  --sh-3:0 16px 36px -14px rgba(29,79,215,.28);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"HarmonyOS Sans","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
button{cursor:pointer;border:none;background:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
.num{font-variant-numeric:tabular-nums;font-weight:700;letter-spacing:-.01em}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:50;
  background:var(--ink-950);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.site-header::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
  background:linear-gradient(90deg,var(--neon-400),var(--brand-600) 45%,rgba(34,224,200,0));
}
.nav-inner{
  max-width:1200px;margin:0 auto;padding:0 32px;
  height:64px;display:flex;align-items:center;gap:24px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:9px;
  background:linear-gradient(135deg,var(--brand-600),var(--neon-400));
  color:var(--ink-950);font-weight:800;font-size:15px;letter-spacing:-.02em;
}
.brand-text{color:#fff;font-size:16px;font-weight:700;letter-spacing:.01em;white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:12px;flex:1 1 auto}
.nav-links a{
  position:relative;
  display:inline-flex;align-items:center;height:64px;padding:0 14px;
  color:rgba(255,255,255,.72);font-size:15px;transition:color .2s ease-out;
}
.nav-links a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:16px;height:2px;
  background:var(--neon-400);transform:scaleX(0);transform-origin:center;
  transition:transform .2s ease-out;
}
.nav-links a:hover{color:var(--neon-400)}
.nav-links a.is-active{color:#fff;text-shadow:0 0 12px rgba(34,224,200,.55)}
.nav-links a.is-active::after{transform:scaleX(1)}
.nav-cta{
  flex:0 0 auto;
  display:inline-flex;align-items:center;justify-content:center;
  height:38px;padding:0 18px;border-radius:var(--r-btn);
  background:var(--neon-400);color:var(--ink-950);font-size:14px;font-weight:700;
  transition:filter .2s ease-out,box-shadow .2s ease-out;
}
.nav-cta:hover{filter:brightness(1.08);box-shadow:0 0 0 4px rgba(34,224,200,.14)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;
  background:rgba(255,255,255,.06);
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.nav-toggle i{display:block;width:18px;height:2px;background:#fff;border-radius:2px;transition:.2s}
.mobile-nav{
  display:none;position:fixed;inset:0;z-index:60;
  background:var(--ink-950);
  padding:20px;
}
.mobile-nav.is-open{display:block}
.mobile-nav-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.mobile-nav-head .brand-text{color:#fff}
.mobile-nav-close{
  width:42px;height:42px;border-radius:10px;background:rgba(255,255,255,.08);
  color:#fff;font-size:20px;line-height:1;
}
.mobile-nav a{
  display:flex;align-items:center;height:52px;padding:0 6px;
  color:rgba(255,255,255,.78);font-size:16px;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.mobile-nav a.is-active{color:#fff;text-shadow:0 0 12px rgba(34,224,200,.55)}
.mobile-nav .mobile-cta{
  margin-top:20px;height:48px;justify-content:center;border-radius:var(--r-btn);
  background:var(--neon-400);color:var(--ink-950);font-weight:700;border-bottom:none;
}

/* ============ 页头带 ============ */
.page-head{
  position:relative;overflow:hidden;
  background-color:var(--ink-900);
  background-image:linear-gradient(180deg,rgba(7,13,26,.78),rgba(14,23,48,.72)),url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center;
  padding:52px 0 56px;
}
.page-head .crumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.7);margin-bottom:18px;
}
.page-head .crumb a{transition:color .2s ease-out}
.page-head .crumb a:hover{color:var(--neon-400)}
.page-head .crumb .sep{color:rgba(255,255,255,.35)}
.page-head h1{
  color:#fff;font-size:36px;line-height:1.28;font-weight:700;letter-spacing:-.01em;
  max-width:820px;
}
.page-head .lead{
  margin-top:14px;font-size:16px;color:rgba(255,255,255,.76);max-width:640px;
}
.head-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.head-tags span{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:999px;
  background:rgba(34,224,200,.12);border:1px solid rgba(34,224,200,.35);
  color:var(--neon-400);font-size:13px;
}

/* ============ 通用板块 ============ */
.section{padding:88px 0}
.section.alt{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{max-width:760px;margin-bottom:40px}
.sec-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.14em;color:var(--brand-600);font-weight:700;
  text-transform:uppercase;margin-bottom:12px;
}
.sec-kicker::before{content:"";width:22px;height:2px;background:var(--neon-400);border-radius:2px}
.sec-head h2{font-size:26px;line-height:1.35;font-weight:700;letter-spacing:-.01em}
.sec-head p{margin-top:12px;color:var(--text-2);font-size:15.5px;max-width:660px}

/* ============ 服务概览卡 ============ */
.svc-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.svc-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px 26px;box-shadow:var(--sh-1);
  transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
}
.svc-card:hover{transform:translateY(-2px);box-shadow:var(--sh-3);border-color:#CFDBF6}
.svc-ico{
  width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:var(--brand-100);color:var(--brand-600);font-size:20px;font-weight:800;margin-bottom:16px;
}
.svc-card h3{font-size:19px;font-weight:700;margin-bottom:10px}
.svc-card p{color:var(--text-2);font-size:15px}
.svc-points{margin-top:16px;display:grid;gap:8px}
.svc-points li{
  position:relative;padding-left:22px;font-size:14.5px;color:var(--text-2);
}
.svc-points li::before{
  content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:3px;
  background:var(--neon-400);
}

/* ============ 问答清单（左问题 右答案） ============ */
.qa-panel{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;
}
.qa-row{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);
  gap:0;border-bottom:1px solid var(--line);
}
.qa-row:last-child{border-bottom:none}
.qa-q{
  padding:22px 26px;font-size:16px;font-weight:600;color:var(--text);
  display:flex;gap:12px;align-items:flex-start;
  background:linear-gradient(180deg,#FBFCFE,#F7F9FD);
}
.qa-q span.idx{
  flex:0 0 auto;width:24px;height:24px;border-radius:8px;background:var(--brand-100);
  color:var(--brand-600);font-size:12.5px;font-weight:700;
  display:inline-flex;align-items:center;justify-content:center;margin-top:2px;
}
.qa-a{
  padding:22px 26px;font-size:15px;color:var(--text-2);
  border-left:1px solid var(--line);
  display:flex;align-items:flex-start;gap:10px;
}
.qa-a::before{
  content:"";flex:0 0 auto;width:3px;height:18px;border-radius:2px;background:var(--neon-400);margin-top:6px;
}
.qa-note{
  margin-top:22px;padding:18px 22px;border-radius:var(--r-card);
  background:var(--brand-100);border:1px solid #D3DEFF;
  font-size:14.5px;color:var(--brand-700);
}

/* ============ 图文分栏 ============ */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.split-media{position:relative;border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-2)}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-card)}
.split-media .corner{
  position:absolute;left:16px;top:16px;z-index:2;
  display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:999px;
  background:var(--accent-500);color:#fff;font-size:12.5px;font-weight:700;
}
.steps{display:grid;gap:18px;margin-top:24px}
.step{display:flex;gap:16px;align-items:flex-start}
.step .no{
  flex:0 0 auto;width:38px;height:38px;border-radius:12px;
  background:var(--ink-950);color:var(--neon-400);
  display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;
}
.step h4{font-size:16.5px;font-weight:700;margin-bottom:4px}
.step p{font-size:14.5px;color:var(--text-2)}

/* ============ 通道 / 常用链接 ============ */
.link-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.link-card{
  display:flex;flex-direction:column;gap:10px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-1);
  transition:transform .2s ease-out,box-shadow .2s ease-out;
}
.link-card:hover{transform:translateY(-2px);box-shadow:var(--sh-3)}
.link-card .tag{
  align-self:flex-start;display:inline-flex;align-items:center;height:24px;padding:0 10px;
  border-radius:999px;background:var(--brand-100);color:var(--brand-700);font-size:12px;font-weight:700;
}
.link-card h3{font-size:17px;font-weight:700}
.link-card p{font-size:14.5px;color:var(--text-2)}
.link-card .more{
  margin-top:6px;color:var(--brand-600);font-size:14.5px;font-weight:600;
  display:inline-flex;align-items:center;gap:6px;transition:gap .2s ease-out;
}
.link-card:hover .more{gap:10px}

/* ============ FAQ ============ */
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;gap:14px;
  min-height:56px;padding:14px 4px;text-align:left;
  font-size:16.5px;font-weight:600;color:var(--text);
  transition:color .2s ease-out;
}
.faq-q .bar{
  flex:0 0 auto;width:3px;height:20px;border-radius:2px;background:var(--line);
  transition:background .2s ease-out,height .2s ease-out;
}
.faq-q .sign{
  margin-left:auto;flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  border:1px solid var(--line);color:var(--text-3);
  display:flex;align-items:center;justify-content:center;font-size:16px;line-height:1;
  transition:transform .22s ease-out,color .2s ease-out,border-color .2s ease-out;
}
.faq-q:hover{color:var(--brand-600)}
.faq-item.is-open .faq-q{color:var(--brand-600)}
.faq-item.is-open .faq-q .bar{background:var(--neon-400);height:26px}
.faq-item.is-open .faq-q .sign{transform:rotate(45deg);color:var(--brand-600);border-color:#C9D6F8}
.faq-a{
  overflow:hidden;max-height:0;transition:max-height .22s ease-out;
}
.faq-a p{
  padding:0 4px 22px 32px;font-size:15px;line-height:1.72;color:var(--text-2);max-width:840px;
}

/* ============ CTA ============ */
.cta-band{padding:0 0 96px}
.cta-card{
  position:relative;overflow:hidden;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-2);
  display:grid;grid-template-columns:1.15fr .85fr;
}
.cta-card::before{
  content:"";position:absolute;left:0;right:0;top:0;height:6px;
  background:linear-gradient(90deg,var(--brand-600),var(--neon-400));
}
.cta-copy{padding:44px 40px}
.cta-copy h2{font-size:24px;font-weight:700;margin-bottom:12px}
.cta-copy p{color:var(--text-2);font-size:15px;max-width:460px}
.cta-points{margin-top:22px;display:grid;gap:10px}
.cta-points li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:var(--text-2)}
.cta-points li i{
  flex:0 0 auto;width:18px;height:18px;border-radius:50%;margin-top:4px;
  background:var(--brand-100);color:var(--brand-700);
  display:flex;align-items:center;justify-content:center;
  font-size:11px;font-style:normal;font-weight:700;
}
.cta-form{
  background:#F8FAFF;border-left:1px solid var(--line);
  padding:44px 40px;display:flex;flex-direction:column;justify-content:center;gap:12px;
}
.cta-form label{font-size:14px;font-weight:600;color:var(--text)}
.cta-form input{
  height:48px;padding:0 14px;border-radius:var(--r-btn);
  border:1px solid var(--line);background:#fff;outline:none;
  transition:border-color .2s ease-out,box-shadow .2s ease-out;
}
.cta-form input:focus{border-color:var(--brand-600);box-shadow:0 0 0 3px rgba(29,79,215,.16)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  height:48px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;
  transition:background .2s ease-out,box-shadow .2s ease-out,color .2s ease-out,transform .2s ease-out;
}
.btn-primary{background:var(--brand-600);color:#fff}
.btn-primary:hover{background:var(--brand-700);box-shadow:var(--sh-3)}
.btn-ghost{background:#fff;color:var(--brand-600);border:1px solid #C9D6F8}
.btn-ghost:hover{background:var(--brand-100)}
.btn-block{width:100%}
.btn:focus-visible,.nav-cta:focus-visible,.faq-q:focus-visible{outline:2px solid var(--neon-400);outline-offset:2px}
.form-tip{font-size:13px;color:var(--text-3)}
.form-msg{
  display:none;font-size:13.5px;color:var(--brand-700);background:var(--brand-100);
  border-radius:10px;padding:10px 12px;
}
.form-msg.is-show{display:block}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;background:var(--ink-950);color:rgba(255,255,255,.7);
  padding:64px 0 28px;
}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg,rgba(34,224,200,0),var(--neon-400),rgba(29,79,215,.6),rgba(34,224,200,0));
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:16px;font-weight:700;margin-bottom:16px}
.footer-about{font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);max-width:320px}
.footer-social{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap}
.footer-social span{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:999px;
  background:rgba(255,255,255,.07);font-size:13px;color:rgba(255,255,255,.75);
  transition:color .2s ease-out,background .2s ease-out;
}
.footer-social span:hover{color:var(--neon-400);background:rgba(34,224,200,.1)}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px}
.footer-col ul{display:grid;gap:11px}
.footer-col a,.fc-text{font-size:14px;color:rgba(255,255,255,.7);transition:color .2s ease-out}
.footer-col a:hover{color:var(--neon-400)}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.55);
}
.footer-links{display:flex;gap:18px;flex-wrap:wrap}
.footer-links a{color:rgba(255,255,255,.6);transition:color .2s ease-out}
.footer-links a:hover{color:var(--neon-400)}

/* ============ 动效 ============ */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s ease-out,transform .5s ease-out}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){
  .reveal{opacity:1;transform:none;transition:none}
  *{animation:none !important;transition-duration:.01ms !important}
}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .wrap{padding:0 24px}
  .nav-inner{padding:0 24px;height:64px}
  .nav-links{display:none}
  .nav-cta{display:none}
  .nav-toggle{display:flex;margin-left:auto}
  .section{padding:64px 0}
  .page-head{padding:44px 0 48px}
  .page-head h1{font-size:30px}
  .svc-grid{grid-template-columns:1fr}
  .split{grid-template-columns:1fr;gap:32px}
  .link-grid{grid-template-columns:1fr 1fr}
  .cta-card{grid-template-columns:1fr}
  .cta-form{border-left:none;border-top:1px solid var(--line)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .qa-row{grid-template-columns:1fr}
  .qa-a{border-left:none;border-top:1px dashed var(--line)}
}
@media (max-width:639px){
  .wrap{padding:0 20px}
  .nav-inner{padding:0 20px}
  .brand-text{font-size:15px}
  .page-head h1{font-size:25px}
  .page-head .lead{font-size:15px}
  .section{padding:56px 0}
  .sec-head h2{font-size:22px}
  .svc-card{padding:22px 20px}
  .link-grid{grid-template-columns:1fr}
  .cta-copy{padding:32px 22px}
  .cta-form{padding:32px 22px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .qa-q,.qa-a{padding:18px 20px}
}

/* roulang page: category2 */
:root{
  --ink-950:#070D1A;
  --ink-900:#0E1730;
  --brand-700:#1741B6;
  --brand-600:#1D4FD7;
  --brand-100:#E6EDFF;
  --neon-400:#22E0C8;
  --accent-500:#FF7A29;
  --bg:#F6F8FC;
  --surface:#FFFFFF;
  --line:#E3E8F2;
  --text:#1B2437;
  --text-2:#5B6B85;
  --text-3:#8A96AC;
  --radius-card:16px;
  --radius-btn:10px;
  --shadow-sm:0 1px 2px rgba(14,23,48,.06);
  --shadow-card:0 8px 24px -8px rgba(14,23,48,.14);
  --shadow-hover:0 16px 36px -14px rgba(29,79,215,.28);
  --wrap:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"HarmonyOS Sans","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
button,input{font-family:inherit;font-size:inherit;}
.num{font-variant-numeric:tabular-nums;font-weight:700;letter-spacing:-.01em;}

/* ============ 容器 ============ */
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 32px;}
.section{padding:96px 0;}
.section--tight{padding:64px 0;}
.section--plain{background:var(--surface);}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--ink-950);
}
.site-header::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,var(--neon-400) 0%,var(--brand-600) 45%,rgba(29,79,215,0) 100%);
}
.nav-inner{
  max-width:var(--wrap);margin:0 auto;padding:0 32px;
  height:72px;display:flex;align-items:center;gap:28px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:36px;height:36px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--brand-600),var(--neon-400));
  color:#06121A;font-weight:800;font-size:14px;letter-spacing:.02em;
  box-shadow:0 6px 18px -8px rgba(34,224,200,.75);
}
.brand-text{color:#fff;font-size:17px;font-weight:700;letter-spacing:-.01em;white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-links a{
  position:relative;display:block;padding:10px 14px;border-radius:10px;
  color:rgba(255,255,255,.72);font-size:15px;transition:color 200ms ease-out;
}
.nav-links a:hover{color:var(--neon-400);}
.nav-links a.is-active{color:#fff;text-shadow:0 0 12px rgba(34,224,200,.55);}
.nav-links a.is-active::before{
  content:"";position:absolute;left:50%;top:-6px;transform:translateX(-50%);
  width:64px;height:36px;border-radius:999px;
  background:radial-gradient(closest-side,rgba(34,224,200,.22),rgba(34,224,200,0));
  pointer-events:none;
}
.nav-links a.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;
  background:var(--neon-400);box-shadow:0 0 10px rgba(34,224,200,.8);
}
.nav-cta{
  flex-shrink:0;padding:10px 18px;border-radius:var(--radius-btn);
  background:var(--neon-400);color:#06121A;font-weight:700;font-size:15px;
  transition:transform 200ms ease-out,box-shadow 200ms ease-out,filter 200ms ease-out;
}
.nav-cta:hover{filter:brightness(1.08);box-shadow:0 12px 26px -12px rgba(34,224,200,.9);transform:translateY(-1px);}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;border:1px solid rgba(255,255,255,.16);
  background:transparent;cursor:pointer;padding:0;
}
.nav-toggle i{display:block;width:18px;height:2px;margin:4px auto;background:#fff;border-radius:2px;transition:transform 200ms ease-out,opacity 200ms ease-out;}
.nav-toggle.is-open i:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle.is-open i:nth-child(2){opacity:0;}
.nav-toggle.is-open i:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--neon-400);outline-offset:2px;}

/* ============ 页头带 / Hero ============ */
.page-hero{
  position:relative;overflow:hidden;color:#fff;
  background-image:linear-gradient(115deg,rgba(7,13,26,.88) 0%,rgba(14,23,48,.72) 55%,rgba(23,65,182,.55) 100%),url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center;
}
.page-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,var(--neon-400),rgba(34,224,200,0) 70%);
}
.hero-inner{position:relative;z-index:2;padding:88px 0 84px;max-width:760px;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:rgba(34,224,200,.14);border:1px solid rgba(34,224,200,.4);
  color:var(--neon-400);font-size:13px;font-weight:600;letter-spacing:.04em;
}
.hero-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--neon-400);box-shadow:0 0 10px rgba(34,224,200,.9);}
.hero-title{
  margin-top:20px;font-size:40px;line-height:1.28;font-weight:700;letter-spacing:-.01em;color:#fff;
}
.hero-sub{margin-top:16px;font-size:18px;color:rgba(255,255,255,.86);font-weight:600;}
.hero-desc{margin-top:14px;font-size:15.5px;line-height:1.85;color:rgba(255,255,255,.72);max-width:640px;}
.hero-actions{margin-top:30px;display:flex;flex-wrap:wrap;gap:14px;}
.hero-meta{
  margin-top:34px;display:flex;flex-wrap:wrap;gap:26px;
  font-size:13.5px;color:rgba(255,255,255,.6);
}
.hero-meta strong{color:var(--neon-400);font-weight:700;}
.hero-stamp{
  position:absolute;right:32px;bottom:48px;z-index:2;
  padding:12px 18px;border-radius:14px;
  background:rgba(7,13,26,.6);border:1px solid rgba(34,224,200,.35);
  color:rgba(255,255,255,.86);font-size:13px;text-align:center;backdrop-filter:blur(2px);
}
.hero-stamp b{display:block;color:var(--neon-400);font-size:20px;line-height:1.3;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:background 200ms ease-out,color 200ms ease-out,border-color 200ms ease-out,box-shadow 200ms ease-out,transform 200ms ease-out;
}
.btn-primary{background:var(--brand-600);color:#fff;box-shadow:0 8px 24px -10px rgba(29,79,215,.65);}
.btn-primary:hover{background:var(--brand-700);box-shadow:var(--shadow-hover);transform:translateY(-2px);}
.btn-ghost{background:rgba(255,255,255,.04);color:#fff;border-color:rgba(255,255,255,.55);}
.btn-ghost:hover{background:rgba(255,255,255,.14);border-color:#fff;}
.btn-neon{background:var(--neon-400);color:#06121A;font-weight:700;}
.btn-neon:hover{filter:brightness(1.08);box-shadow:0 16px 36px -14px rgba(34,224,200,.8);transform:translateY(-2px);}
.btn-outline{background:#fff;color:var(--brand-600);border-color:var(--line);}
.btn-outline:hover{background:var(--brand-100);border-color:#C9D8FF;transform:translateY(-1px);}
.btn-sm{padding:9px 16px;font-size:14px;}

/* ============ 通用标题块 ============ */
.eyebrow{
  display:inline-block;padding:5px 12px;border-radius:999px;
  background:var(--brand-100);color:var(--brand-700);
  font-size:12.5px;font-weight:700;letter-spacing:.06em;
}
.section-title{margin-top:16px;font-size:26px;line-height:1.36;font-weight:700;letter-spacing:-.01em;color:var(--text);}
.section-lede{margin-top:14px;font-size:15.5px;color:var(--text-2);max-width:680px;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;}
.text-link{
  display:inline-flex;align-items:center;gap:6px;color:var(--brand-600);font-weight:600;font-size:15px;
  transition:gap 200ms ease-out,color 200ms ease-out;
}
.text-link:hover{gap:10px;color:var(--brand-700);}
.text-link::after{content:"→";font-size:15px;}

/* ============ 数据条 ============ */
.stat-strip{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);
  display:grid;grid-template-columns:repeat(4,1fr);
  margin-top:-52px;position:relative;z-index:5;overflow:hidden;
}
.stat-card{padding:26px 24px;border-right:1px solid var(--line);}
.stat-card:last-child{border-right:none;}
.stat-num{font-size:28px;color:var(--brand-600);font-variant-numeric:tabular-nums;font-weight:700;letter-spacing:-.01em;}
.stat-label{margin-top:6px;font-size:14px;color:var(--text-2);}

/* ============ 卡片网格 ============ */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:40px;}
.event-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;
  transition:box-shadow 200ms ease-out,transform 200ms ease-out,border-color 200ms ease-out;
}
.event-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px);border-color:#D3DEF6;}
.event-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;}
.event-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 400ms ease-out;}
.event-card:hover .event-thumb img{transform:scale(1.03);}
.event-thumb::after{
  content:"";position:absolute;inset:0;border-radius:12px;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.4);pointer-events:none;
}
.tag{
  position:absolute;left:14px;top:14px;
  padding:4px 12px;border-radius:999px;font-size:12.5px;font-weight:700;
  background:rgba(7,13,26,.78);color:var(--neon-400);letter-spacing:.04em;
}
.event-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:12px;flex:1;}
.event-body h3{font-size:19px;font-weight:700;color:var(--text);}
.event-body p{font-size:14.5px;line-height:1.8;color:var(--text-2);}
.mini-list{display:flex;flex-direction:column;gap:8px;margin-top:2px;}
.mini-list li{
  position:relative;padding-left:18px;font-size:14px;color:var(--text-2);line-height:1.7;
}
.mini-list li::before{
  content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:2px;
  background:var(--brand-100);border:1px solid var(--brand-600);
}

/* ============ 时间轴 ============ */
.timeline-wrap{
  margin-top:44px;display:grid;grid-template-columns:1.35fr 1fr;gap:48px;align-items:start;
}
.timeline{position:relative;padding-left:36px;}
.timeline::before{
  content:"";position:absolute;left:9px;top:10px;bottom:10px;width:2px;border-radius:2px;
  background:linear-gradient(180deg,var(--neon-400) 0%,rgba(34,224,200,.35) 45%,rgba(34,224,200,.06) 100%);
}
.tl-item{position:relative;padding-bottom:22px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-32px;top:24px;width:12px;height:12px;border-radius:50%;
  background:var(--neon-400);box-shadow:0 0 0 4px rgba(34,224,200,.18);
}
.tl-card{
  background:var(--surface);border:1px solid var(--line);border-radius:14px;
  padding:20px 22px;box-shadow:var(--shadow-sm);
  transition:box-shadow 200ms ease-out,transform 200ms ease-out;
}
.tl-card:hover{box-shadow:var(--shadow-card);transform:translateY(-2px);}
.tl-step{
  display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.08em;
  color:var(--brand-600);background:var(--brand-100);border-radius:999px;padding:3px 10px;
}
.tl-card h3{margin-top:10px;font-size:18px;font-weight:700;}
.tl-card p{margin-top:8px;font-size:14.5px;line-height:1.8;color:var(--text-2);}
.aside-card{
  background:linear-gradient(160deg,var(--ink-900),var(--ink-950));
  border-radius:var(--radius-card);padding:28px 26px;color:#fff;
  box-shadow:0 18px 40px -22px rgba(7,13,26,.9);
  position:relative;overflow:hidden;
}
.aside-card::before{
  content:"";position:absolute;left:0;top:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--neon-400),var(--brand-600),rgba(29,79,215,0));
}
.aside-card h3{font-size:18px;font-weight:700;color:#fff;}
.aside-card p{margin-top:10px;font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.72);}
.aside-links{margin-top:20px;display:flex;flex-direction:column;gap:2px;}
.aside-links a{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:13px 2px;font-size:14.5px;color:rgba(255,255,255,.82);
  border-bottom:1px solid rgba(255,255,255,.08);transition:color 200ms ease-out,padding-left 200ms ease-out;
}
.aside-links a:last-child{border-bottom:none;}
.aside-links a:hover{color:var(--neon-400);padding-left:6px;}
.aside-links a span{color:rgba(255,255,255,.4);font-size:13px;}

/* ============ 场次列表（PHP 渲染） ============ */
.session-list{margin-top:36px;display:flex;flex-direction:column;gap:14px;}
.session-card{
  display:grid;grid-template-columns:120px 1fr 200px 132px;align-items:center;gap:20px;
  background:var(--surface);border:1px solid var(--line);border-radius:14px;
  padding:20px 24px;box-shadow:var(--shadow-sm);
  transition:box-shadow 200ms ease-out,transform 200ms ease-out,border-color 200ms ease-out;
}
.session-card:hover{box-shadow:var(--shadow-card);transform:translateY(-2px);border-color:#D3DEF6;}
.session-date{font-size:15px;font-weight:700;color:var(--text);font-variant-numeric:tabular-nums;}
.session-date em{display:block;font-style:normal;font-size:13px;font-weight:500;color:var(--text-3);margin-top:2px;}
.session-main h3{font-size:17px;font-weight:700;color:var(--text);}
.session-main p{margin-top:5px;font-size:13.5px;color:var(--text-2);}
.session-place{font-size:14px;color:var(--text-2);}
.state{
  justify-self:end;padding:5px 14px;border-radius:999px;font-size:13px;font-weight:700;
  background:var(--brand-100);color:var(--brand-700);white-space:nowrap;
}
.state--warn{background:rgba(255,122,41,.12);color:#C4501A;}
.state--done{background:#EEF1F7;color:var(--text-3);}

/* ============ 规则要点 ============ */
.rule-grid{margin-top:40px;display:grid;grid-template-columns:1.25fr 1fr;gap:32px;align-items:start;}
.check-list{display:flex;flex-direction:column;gap:14px;}
.check-list li{
  display:flex;gap:14px;align-items:flex-start;
  background:var(--surface);border:1px solid var(--line);border-radius:14px;
  padding:18px 20px;box-shadow:var(--shadow-sm);
}
.check-mark{
  flex-shrink:0;width:24px;height:24px;border-radius:8px;margin-top:2px;
  background:var(--brand-100);color:var(--brand-700);
  display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:800;
}
.check-list h4{font-size:15.5px;font-weight:700;}
.check-list p{margin-top:4px;font-size:14px;line-height:1.75;color:var(--text-2);}
.note-card{
  background:var(--surface);border:1px solid var(--line);border-top:6px solid var(--brand-100);
  border-radius:var(--radius-card);padding:26px 26px 28px;box-shadow:var(--shadow-sm);
}
.note-card h3{font-size:18px;font-weight:700;}
.note-card ul{margin-top:16px;display:flex;flex-direction:column;gap:12px;}
.note-card li{
  display:flex;justify-content:space-between;gap:16px;
  font-size:14px;color:var(--text-2);padding-bottom:12px;border-bottom:1px solid var(--line);
}
.note-card li:last-child{border-bottom:none;padding-bottom:0;}
.note-card li b{color:var(--text);font-weight:700;font-variant-numeric:tabular-nums;}

/* ============ FAQ ============ */
.faq{margin-top:36px;border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;background:none;border:none;cursor:pointer;text-align:left;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:20px 4px 20px 18px;position:relative;
  font-size:16.5px;font-weight:600;color:var(--text);
  transition:color 200ms ease-out;
}
.faq-q::before{
  content:"";position:absolute;left:0;top:18px;bottom:18px;width:3px;border-radius:2px;
  background:var(--line);transition:background 200ms ease-out;
}
.faq-item.is-open .faq-q{color:var(--brand-600);}
.faq-item.is-open .faq-q::before{background:var(--neon-400);box-shadow:0 0 10px rgba(34,224,200,.7);}
.faq-icon{
  flex-shrink:0;width:26px;height:26px;border-radius:8px;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;color:var(--brand-600);
  font-size:17px;font-weight:700;transition:transform 220ms ease-out,background 200ms ease-out;
}
.faq-item.is-open .faq-icon{transform:rotate(45deg);background:var(--brand-100);border-color:#C9D8FF;}
.faq-a{max-height:0;overflow:hidden;transition:max-height 220ms ease-out;}
.faq-a p{padding:0 44px 22px 18px;font-size:15px;line-height:1.85;color:var(--text-2);}

/* ============ CTA / 表单 ============ */
.cta-section{padding:0 0 96px;}
.cta-panel{
  background:var(--surface);border:1px solid var(--line);border-top:6px solid var(--brand-100);
  border-radius:var(--radius-card);box-shadow:0 20px 46px -26px rgba(14,23,48,.35);
  display:grid;grid-template-columns:1.1fr 1fr;gap:0;overflow:hidden;
}
.cta-left{padding:44px 40px;}
.cta-left h2{font-size:25px;line-height:1.4;font-weight:700;}
.cta-left p{margin-top:14px;font-size:15px;color:var(--text-2);max-width:460px;}
.cta-points{margin-top:24px;display:flex;flex-direction:column;gap:12px;}
.cta-points li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:var(--text-2);}
.cta-points .check-mark{width:22px;height:22px;border-radius:7px;font-size:12px;}
.cta-right{padding:44px 40px;background:linear-gradient(180deg,#F8FAFF,#FFFFFF);border-left:1px solid var(--line);}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:16px;}
.field label{font-size:14px;font-weight:600;color:var(--text);}
.field input,.field select{
  height:48px;padding:0 14px;border-radius:var(--radius-btn);
  border:1px solid var(--line);background:#fff;color:var(--text);
  transition:border-color 200ms ease-out,box-shadow 200ms ease-out;
}
.field input::placeholder{color:var(--text-3);}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--brand-600);box-shadow:0 0 0 3px rgba(29,79,215,.16);
}
.cta-right .btn{width:100%;}
.form-note{margin-top:14px;font-size:13px;line-height:1.7;color:var(--text-3);}
.form-msg{margin-top:12px;font-size:13.5px;color:var(--brand-600);display:none;}
.form-msg.is-show{display:block;}

/* ============ 页脚 ============ */
.site-footer{position:relative;background:var(--ink-950);color:rgba(255,255,255,.72);margin-top:0;}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg,var(--neon-400),var(--brand-600) 55%,rgba(29,79,215,0));
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;
  padding:64px 0 44px;
}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:16.5px;font-weight:700;}
.footer-about{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:330px;}
.footer-social{margin-top:20px;display:flex;gap:10px;flex-wrap:wrap;}
.footer-social span{
  padding:6px 14px;border-radius:999px;font-size:13px;
  border:1px solid rgba(255,255,255,.16);color:rgba(255,255,255,.72);
}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:18px;}
.footer-col ul{display:flex;flex-direction:column;gap:12px;}
.footer-col a,.fc-text{font-size:14px;color:rgba(255,255,255,.7);transition:color 200ms ease-out;}
.footer-col a:hover{color:var(--neon-400);}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  padding:22px 0 30px;border-top:1px solid rgba(255,255,255,.08);
  font-size:13.5px;color:rgba(255,255,255,.5);
}
.footer-links{display:flex;gap:20px;flex-wrap:wrap;}
.footer-links a{color:rgba(255,255,255,.6);transition:color 200ms ease-out;}
.footer-links a:hover{color:var(--neon-400);}

/* ============ 入场动效 ============ */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .55s ease-out,transform .55s ease-out;}
.reveal.is-in{opacity:1;transform:none;}

@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  *{transition-duration:.01ms !important;animation-duration:.01ms !important;}
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .card-grid{grid-template-columns:repeat(3,1fr);}
}
@media (max-width:1023px){
  .wrap{padding:0 24px;}
  .nav-inner{padding:0 24px;height:64px;}
  .section{padding:64px 0;}
  .hero-inner{padding:64px 0 60px;}
  .hero-title{font-size:32px;}
  .hero-stamp{right:24px;bottom:28px;}
  .card-grid{grid-template-columns:repeat(2,1fr);}
  .timeline-wrap{grid-template-columns:1fr;gap:32px;}
  .rule-grid{grid-template-columns:1fr;}
  .cta-panel{grid-template-columns:1fr;}
  .cta-right{border-left:none;border-top:1px solid var(--line);}
  .session-card{grid-template-columns:100px 1fr 120px;grid-template-areas:"d m s" "d p p";row-gap:10px;}
  .session-date{grid-area:d;}
  .session-main{grid-area:m;}
  .session-place{grid-area:p;}
  .state{grid-area:s;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:900px){
  .nav-links{
    position:fixed;inset:0;z-index:80;
    display:none;flex-direction:column;align-items:stretch;gap:0;
    background:var(--ink-950);padding:84px 24px 24px;margin:0;
  }
  .nav-links.is-open{display:flex;}
  .nav-links a{
    padding:16px 4px;border-radius:0;font-size:16.5px;
    border-bottom:1px solid rgba(255,255,255,.06);
  }
  .nav-links a.is-active::after{left:4px;right:auto;width:34px;bottom:10px;}
  .nav-links a.is-active::before{display:none;}
  .nav-toggle{display:block;margin-left:auto;position:relative;z-index:90;}
  .nav-cta{margin-left:12px;}
}
@media (max-width:767px){
  .stat-strip{grid-template-columns:1fr 1fr;}
  .stat-card{border-right:none;border-bottom:1px solid var(--line);}
  .stat-card:nth-child(2n){border-right:none;}
  .stat-card:nth-child(odd){border-right:1px solid var(--line);}
  .stat-card:nth-last-child(-n+2){border-bottom:none;}
  .card-grid{grid-template-columns:1fr;}
  .hero-stamp{position:static;margin:28px 0 0;display:inline-block;}
  .cta-left,.cta-right{padding:32px 24px;}
}
@media (max-width:520px){
  .wrap{padding:0 20px;}
  .nav-inner{padding:0 20px;gap:12px;}
  .brand-text{font-size:15px;}
  .nav-cta{padding:9px 14px;font-size:14px;}
  .nav-links{padding:78px 20px 20px;}
  .hero-inner{padding:52px 0 48px;}
  .hero-title{font-size:26px;}
  .hero-sub{font-size:16px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .section{padding:52px 0;}
  .section-title{font-size:22px;}
  .session-card{grid-template-columns:1fr;grid-template-areas:"d" "m" "p" "s";gap:10px;}
  .state{justify-self:start;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}